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Childhood systemic lupus erythematosus and neonatal lupus syndrome
1Department of Pediatrics, Stanford University School of Medicine, CA 94305, USA.
Insights
Systemic lupus erythematosus (SLE) in children often presents severely, particularly affecting the central nervous system and kidneys. Early identification of at-risk patients and aggressive treatment are crucial for managing this complex autoimmune disease.
Area of Science:
- Pediatric Rheumatology
- Immunology
- Genetics
Background:
- Systemic lupus erythematosus (SLE) in children exhibits diverse manifestations, often more severe than in adults.
- Central nervous system (CNS) involvement in pediatric SLE poses diagnostic challenges due to limited sensitive and specific tests.
- Renal function is a critical factor influencing the long-term prognosis and management of pediatric lupus.
Purpose of the Study:
- To summarize the current understanding of systemic lupus erythematosus in children.
- To highlight key diagnostic and prognostic factors in pediatric SLE.
- To explore novel therapeutic directions and management strategies for pediatric lupus and related conditions.
Main Methods:
- Review of clinical manifestations and disease severity in pediatric SLE.
- Analysis of diagnostic challenges, particularly for CNS involvement.
- Examination of prognostic indicators, focusing on renal function.
- Discussion of genetic susceptibility factors (HLA and non-HLA genes).
- Exploration of emerging concepts in pathogenesis (apoptosis, DNA-protein complexes, T-cell help).
- Review of insights into neonatal lupus syndrome and congenital heart block.
Main Results:
- Pediatric SLE demonstrates significant and severe organ system involvement compared to adults.
- Renal disease progression is a major determinant of long-term outcomes in children with lupus.
- Genetic factors, including HLA and non-HLA genes, contribute to SLE susceptibility.
- Novel therapeutic targets are emerging from research into apoptosis, DNA-protein complexes, and autoreactive T-cells.
- Understanding neonatal lupus and congenital heart block aids in monitoring and managing at-risk mothers and fetuses.
Conclusions:
- Aggressive treatment, including corticosteroids and immunosuppressants, is indicated for pediatric SLE patients at risk of renal disease progression.
- Genetic and immunological insights offer promising avenues for future SLE therapies.
- Improved understanding of neonatal lupus syndrome and congenital heart block facilitates better management of at-risk pregnancies.
Abstract:
Systemic lupus erythematosus in children can present with a wide spectrum of disease manifestations. Significant organ system involvement appears to be more severe in children than in adults. Central nervous system disease continues to be difficult to diagnose because of the lack of sensitive and specific diagnostic tests. Renal function is the major determinant of long-term prognosis and management in children with lupus. Identification of patients who are most at risk for progression of renal disease and aggressive treatment, including corticosteroids and immunosuppressive agents, are indicated. Genetic susceptibility studies in lupus reveal multiple contributions from HLA and non-HLA genes. Current concepts regarding apoptosis and DNA-protein complexes and autoreactive T-cell help for anti-DNA antibody production suggest novel directions for therapies. New understandings of the pathogenesis of neonatal lupus syndrome and congenital heart block reveals important information about prospective monitoring and management of mothers and fetuses at risk.